linux-kernel - Re: [RFC PATCH 00/10] pipe: Notification queue preparation [ver #2]

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Message-ID: <20191024131454.GB4114@hirez.programming.kicks-ass.net>
Date:   Thu, 24 Oct 2019 15:14:54 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     David Howells <dhowells@...hat.com>
Cc:     torvalds@...ux-foundation.org,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        nicolas.dichtel@...nd.com, raven@...maw.net,
        Christian Brauner <christian@...uner.io>,
        keyrings@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-block@...r.kernel.org, linux-security-module@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-api@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH 00/10] pipe: Notification queue preparation [ver #2]

On Wed, Oct 23, 2019 at 09:17:04PM +0100, David Howells wrote:

>  (1) It removes the nr_exclusive argument from __wake_up_sync_key() as this
>      is always 1.  This prepares for step 2.
> 
>  (2) Adds wake_up_interruptible_sync_poll_locked() so that poll can be
>      woken up from a function that's holding the poll waitqueue spinlock.

>  include/linux/wait.h       |   11 +-
>  kernel/sched/wait.c        |   37 ++++--
> 

Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>